*{ padding:0; padding:0;}
li {list-style: none;}
a {text-decoration: none;color: #333333;}
.px2rem(@name, @px){
    @{name}: @px / 75 * 1rem;
}

//定位
.top (@top){.px2rem(top, @top);}
.left (@left){.px2rem(left, @left);}
.right (@right){.px2rem(right, @right);}
.bottom (@bottom){.px2rem(bottom, @bottom);}

.border-radius(@arg){.px2rem(border-radius, @arg);}
.border-radius(@arg){.px2rem(border-top-left-radius, @arg);}
.border-radius(@arg){.px2rem(border-bottom-left-radius, @arg);}

.webkit{
    display: flex;
    display: -webkit-flex;
}
.line-height(@arg){.px2rem(line-height, @arg);}
.font-size(@arg){.px2rem(font-size, @arg);}

.font(@fz,@color){
    .px2rem(font-size,@fz);
    color: @color;
}
.border-bottom(@px,@xian,@color){
    .px2rem(border-bottom-width,@px);
    border-bottom-style: @xian;
    border-bottom-color: @color;
}
.border-top(@px,@xian,@color){
    .px2rem(border-top-width,@px);
    border-top-style: @xian;
    border-top-color: @color;
}
.border-right(@px,@xian,@color){
    .px2rem(border-right-width,@px);
    border-right-style: @xian;
    border-right-color: @color;
}
.border-left(@px,@xian,@color){
    .px2rem(border-left-width,@px);
    border-left-style: @xian;
    border-left-color: @color;
}
.border(@px,@xian,@color){.px2rem(border-width,@px);border-style: @xian; border-color: @color;}

.padding-top(@top){.px2rem(padding-top, @top);}
.padding-right(@right){.px2rem(padding-right, @right);}
.padding-bottom(@bottom){.px2rem(padding-bottom, @bottom);}
.padding-left(@left){.px2rem(padding-left, @left);}

.padding(@top,@right,@bottom,@left){
   .px2rem(padding-top,@top);
   .px2rem(padding-right,@right);
   .px2rem(padding-bottom,@bottom);
   .px2rem(padding-left,@left);
}

.margin-top(@top){.px2rem(margin-top, @top);}
.margin-right(@right){.px2rem(margin-right, @right);}
.margin-bottom(@bottom){.px2rem(margin-bottom, @bottom);}
.margin-left(@left){.px2rem(margin-left, @left);}

.margin(@top,@right,@bottom,@left){
   .px2rem(margin-top,@top);
   .px2rem(margin-right,@right);
   .px2rem(margin-bottom,@bottom);
   .px2rem(margin-left,@left);
}
body {
    background: #f2f2f2;
    height: 100%;
    width: 100%;
}
html {
    background: #f2f2f2;
    height: 100%;
    width: 100%;
}
nav {
    .webkit();
    background: #f8f8f8;
    .px2rem(height,88);
    .line-height(88);
    text-align: center;
    .left {       
        img {
           .px2rem(height,34); 
           .px2rem(width,47);
           .margin-left(32);
           .margin-top(28);
        }
    }
    .right {
        .font(32,#4c5465);
        text-align: center;
        align-items: center;
        flex:1;
    }
}
.section1 {
    .webkit();
    justify-content: space-between;
    .px2rem(height,90);
    text-align: center;
    background: #fff;
    .line-height(90);
    .border-bottom (1,solid,#d2d2d2);
    div {
        .font(29,#333333);
    }
    .left {
        .margin-left(75);
    }
    .right {
        .margin-right(75);
    }
    img {
        .margin-left(11);
    }
}
.section3 {    
     .px2rem(height,100);
    text-align: center;
    background: #fff;
    .line-height(100);
    .wrap {
        .margin-left(30);
        .webkit();
        justify-content: space-between;
        .border-bottom (1,solid,#d2d2d2);        
        .font(26,#363636);
        .line-height(100);
        .px2rem(height,100);
    }
    .left {        
        .font(28,#333333); 
        .px2rem(width,175);
        text-align: center;      
    }
    .center {
        .font(26,#999999);
        .px2rem(width,100);
        text-align: center; 
    }
    .center1 {
        
        .px2rem(width,100);
        text-align: center; 
        .font(26,#363636);
    }
    .right {
        .margin-right(87);
         .font(23,#8ec251);
    }
    .right1 {
        .margin-right(87);
         .font(26,#363636);
    }
}
footer {
    .webkit();
    justify-content: space-between;
    .px2rem(height,100);
    text-align: center;
    background: #fff;
    .margin-top(15);
    position: fixed;
    left: 0;
    bottom: 0;
    width: 100%;   
    dl dt img {
       .px2rem(width,41);
        .px2rem(height,41); 
    }
    .left {
        .margin-left(53);
    }
    .right {
        .margin-right(54);
    }
    dl dt {
        .margin-bottom(10);
    }
    dl {
        .margin-top(15);
    }
}















































































































